Molecular mechanism of synthetic pyrethroid and organophosphate resistance in field isolates of Rhipicephalus microplus tick collected from a northern state of India

Molecular mechanism of synthetic pyrethroid and organophosphate resistance in field isolates of... Exp Appl Acarol https://doi.org/10.1007/s10493-018-0265-8 Molecular mechanism of synthetic pyrethroid and organophosphate resistance in field isolates of Rhipicephalus microplus tick collected from a northern state of India 1 1 1 1 Gaurav Nagar  · Anil Kumar Sharma  · Sachin Kumar  · B. C. Saravanan  · 2 2 3 1 Rajesh Kumar  · Suman Gupta  · Satyanshu Kumar  · Srikant Ghosh Received: 12 January 2018 / Accepted: 18 May 2018 © Springer International Publishing AG, part of Springer Nature 2018 Abstract The frequently used chemical control method to manage Rhipicephalus micro- plus is limited by the emergence of resistance populations. Understanding of resistance mechanisms is essential to develop strategy for sustainable management. The present study was focused on working out the molecular mechanisms of resistance against syn- thetic pyrethroids (SPs) and organophosphates (OPs) in field isolates of R. microplus col- lected from six districts of Uttar Pradesh, India. Adult immersion test with discriminating concentrations (AIT-DC) was used to determine resistance status of isolates to SPs (del- tamethrin, cypermethrin) and OPs (diazinon, coumaphos). All the six isolates were found resistant to SPs with resistance factor (RF) of 2.9–58.6 and to one of the OP compounds, diazinon having RF of 3.5–13.7 but susceptible to coumaphos (RF < 1.4). Three R. micro- plus genes, viz. para-sodium channel domain II S4-5 linker, http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Experimental and Applied Acarology Springer Journals

Molecular mechanism of synthetic pyrethroid and organophosphate resistance in field isolates of Rhipicephalus microplus tick collected from a northern state of India

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Publisher
Springer International Publishing
Copyright
Copyright © 2018 by Springer International Publishing AG, part of Springer Nature
Subject
Life Sciences; Entomology; Animal Systematics/Taxonomy/Biogeography; Animal Genetics and Genomics; Animal Ecology; Life Sciences, general
ISSN
0168-8162
eISSN
1572-9702
D.O.I.
10.1007/s10493-018-0265-8
Publisher site
See Article on Publisher Site

Abstract

Exp Appl Acarol https://doi.org/10.1007/s10493-018-0265-8 Molecular mechanism of synthetic pyrethroid and organophosphate resistance in field isolates of Rhipicephalus microplus tick collected from a northern state of India 1 1 1 1 Gaurav Nagar  · Anil Kumar Sharma  · Sachin Kumar  · B. C. Saravanan  · 2 2 3 1 Rajesh Kumar  · Suman Gupta  · Satyanshu Kumar  · Srikant Ghosh Received: 12 January 2018 / Accepted: 18 May 2018 © Springer International Publishing AG, part of Springer Nature 2018 Abstract The frequently used chemical control method to manage Rhipicephalus micro- plus is limited by the emergence of resistance populations. Understanding of resistance mechanisms is essential to develop strategy for sustainable management. The present study was focused on working out the molecular mechanisms of resistance against syn- thetic pyrethroids (SPs) and organophosphates (OPs) in field isolates of R. microplus col- lected from six districts of Uttar Pradesh, India. Adult immersion test with discriminating concentrations (AIT-DC) was used to determine resistance status of isolates to SPs (del- tamethrin, cypermethrin) and OPs (diazinon, coumaphos). All the six isolates were found resistant to SPs with resistance factor (RF) of 2.9–58.6 and to one of the OP compounds, diazinon having RF of 3.5–13.7 but susceptible to coumaphos (RF < 1.4). Three R. micro- plus genes, viz. para-sodium channel domain II S4-5 linker,

Journal

Experimental and Applied AcarologySpringer Journals

Published: May 30, 2018

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